Q: In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.
Mac OS X Tiger ( version 10.4 ) is the fifth major release of Mac OS X ( now named macOS ) , Apple 's desktop and server operating system for Mac computers .
A:
Mac OS X Tiger ( version 10.4 ) is the fifth major release of Apple 's Mac OS X.